/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/MeshBasicEditFunctions.h
Adds a set of vertices/triangles to the mesh, with Normals, UVs, and Colors; returning the new triangles indices
static [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * AppendBuffersToMesh ( [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * TargetMesh, const [FGeometryScriptSimpleMeshBuffers](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptSimpleMeshBuffers) & Buffers, [FGeometryScriptIndexList](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptIndexList) & NewTriangleIndicesList, int MaterialID, bool bDeferChangeNotifications, [UGeometryScriptDebug](API\Plugins\GeometryScriptingCore\GeometryScript\UGeometryScriptDebug) * Debug )